Doctor profile · Federal record

Dr. Michael O'Connor, PCNS

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Adult Psychiatric/Mental Health Clinical Nurse Specialist · Psychiatric/Mental Health Nurse Practitioner · Santa Cruz, CA

  • NPI 1881736338
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1080 Emeline Ave
Santa Cruz, CA 950601966
(831) 454-4100
Additional location
115A Coral St
Santa Cruz, CA 950602131
(831) 454-2080
Additional location
2025 Soquel Ave
Santa Cruz, CA 95062
(831) 423-4111

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
September 26, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
California #NP95007718 · Massachusetts #RN230451

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881736338. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
2
Medicare allowed
$10,496
HCPCS Description Services Patients Avg allowed
99443 Telephone medical discussion with physician, 21-30 minutes 73 34 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 36 12 $114

In context: peer comparison

Among 5 peers in this city , average services per provider: 94. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
790
Patients
58
Total drug cost
$43,245
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 82 11 $3,913
Aripiprazole Generic 81 14 $11,047
Gabapentin Generic 79 18 $2,595
Trazodone Hcl Generic 79 15 $1,232
Fluoxetine Hcl Generic 67 0 $1,739
Duloxetine Hcl Generic 54 0 $2,509
Lithium Carbonate Generic 49 0 $416
Doxepin Hcl Generic 48 0 $1,282
Lamotrigine Generic 47 0 $1,370
Bupropion Xl (Bupropion Hcl) Brand 40 0 $1,979

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael O'Connor's medical specialty?
Dr. Michael O'Connor practices Psychiatric/Mental Health Nurse Practitioner in Santa Cruz, CA.
Where does Dr. Michael O'Connor practice?
Dr. Michael O'Connor practices at 1080 Emeline Ave, Santa Cruz, CA 950601966. Office phone: 8314544100.
What is Dr. Michael O'Connor's NPI?
Dr. Michael O'Connor's National Provider Identifier (NPI) is 1881736338, issued by NPPES.
Does Dr. Michael O'Connor accept Medicare assignment?
Yes. Dr. Michael O'Connor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael O'Connor commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99443); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.